36018969 has 24 divisors (see below), whose sum is σ = 56826720. Its totient is φ = 20228544.

The previous prime is 36018949. The next prime is 36018977. The reversal of 36018969 is 96981063.

It is not a de Polignac number, because 36018969 - 2¹¹ = 36016921 is a prime.

It is a super-2 number, since 2×36018969² = 2594732255645922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36018969.

It is not an unprimeable number, because it can be changed into a prime (36018919) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6597 + ... + 10749.

It is an arithmetic number, because the mean of its divisors is an integer number (2367780).

Almost surely, 2^36018969 is an apocalyptic number.

It is an amenable number.

36018969 is a deficient number, since it is larger than the sum of its proper divisors (20807751).

36018969 is a wasteful number, since it uses less digits than its factorization.

36018969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229 (or 4222 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The square root of 36018969 is about 6001.5805418240. The cubic root of 36018969 is about 330.2507093896.

The spelling of 36018969 in words is "thirty-six million, eighteen thousand, nine hundred sixty-nine".